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Orange Sludge Spill from Abandoned Mines Threatening Patagonia Lake
Local environmental officials say Asarco's cleanup efforts not good enough, cite company.
Miles-Long Cell Phone Dead Zone in Oak Creek Canyon Worries Locals
Limited access hampered early efforts for emergency responders to fight Slide Fire; residents, visitors have been complaining for years.
Interior Secretary Reinforces Glen Canyon Dam Preservation
Jewell says during recent visit cooperation of 7 Colorado Basin states key to save source of water, electricity to much of Southwest.
Initial Tests Show No Toxic Waste in San Pedro River
AZ Dept. of Environmental Quality sampled two areas Tuesday after alert that contamination from Mexican mine could potentially make its way north.
Increased Number of Training Flights Coming to Davis-Monthan
More air crews from global allies expected at Tucson Air Force base; noise increase minimal commander says.
Mexican Copper Mine Contamination Spills Into San Pedro River
Authorities in northern Mexico issue a binational alert over mine water leakage in creeks, streams.
Fire Prevention in the Chiricahuas
Chiricahua Mountains assist fire ecology research; they're the largest most biodiverse of Arizona's 'Sky Islands.'
Odile Veers to East, Sparing Tucson; Flooding in Nogales
Government, businesses were prepared, but worst never came about; much activity back to normal.
Tropical Storm Odile Bringing Heavy Rain to Tucson
Aside from flash flood dangers, water is mostly welcomed in Sonoran Desert after years of drought.
Reid Zoo Baby Elephant Makes Media Debut
African elephant Semba gave birth to female calf last week; she weighed in at 245 pounds.
Reid Zoo African Elephant Gives Birth to Female Calf
Semba began going into labor last night to a baby weighing in at 245 pounds; she has not yet been given a name.
TEP Proposes No Up-Front Cost Solar Panel Installation Program
If Corporation Commission OKs, utility would be responsible for maintenance, customers would pay fixed monthly rate for 25 years.
Long-Time Colossal Cave Director Uncertain About Her Future at Park
Pima County Supervisor Carroll called for performance audit last summer to assess management of park amid mountain lion shooting.
Solar a Central Issue in Corporation Commission Republican Primary
2 commission seats up for grabs; four GOP candidates seek their party's nomination, face off two Democrats.
Road to Grand Canyon West Now Paved
Project cost more than $30M; will ease access to canyon's Skywalk.
AZ Top in Nation for Solar Energy Per Capita
Study notes state policies such as Renewable Energy Standard have attracted more people to get clean energy; also pointed some setbacks in past year.
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